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Finding the Fourth Proportional to 228,682.20, 343,412.10 and 169,584.60

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Solution

The fourth proportional to 228,682.20, 343,412.10 and 169,584.60 is: 254,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,682.20 : 343,412.10 = 169,584.60 : x
  2. Step 2: Convert to fraction form
    228,682.20/343,412.10 = 169,584.60/x
  3. Step 3: Cross multiply
    228,682.20x = 343,412.10 × 169,584.60
  4. Step 4: Simplify right side
    228,682.20x = 58,237,403,613.66
  5. Step 5: Solve for x
    x = 58,237,403,613.66/228,682.20
  6. Step 6: Final answer
    x = 254,665.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.